The group of resources that the African continent has in rich supply are gold, oil, and diamonds. These resources can be found in abundance on the African continent, which is why often throughout history, many European and American nations wanted to take control of the continent so as to have power over their resources as well.
C- Mariana Trench. It’s the only different form the rest. The others are a consequence of plates subduing or getting under another plate and pushing up.